1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Copyright (C) 2014 Joachim Eastwood <manabian@gmail.com>
4 */
5
6 / {
7 /* regulator for wl12xx on sdio4 */
8 wl12xx_vmmc: wl12xx_vmmc {
9 pinctrl-names = "default";
10 pinctrl-0 = <&wl12xx_ctrl_pins>;
11 compatible = "regulator-fixed";
12 regulator-name = "vwl1271";
13 regulator-min-microvolt = <1800000>;
14 regulator-max-microvolt = <1800000>;
15 gpio = <&gpio2 11 GPIO_ACTIVE_HIGH>; /* gpio 43 */
16 startup-delay-us = <70000>;
17 enable-active-high;
18 };
19 };
20
21 &omap4_pmx_core {
22 uart2_pins: uart2-pins {
23 pinctrl-single,pins = <
24 OMAP4_IOPAD(0x118, PIN_INPUT_PULLUP | MUX_MODE0) /* uart2_cts.uart2_cts */
25 OMAP4_IOPAD(0x11a, PIN_OUTPUT | MUX_MODE0) /* uart2_rts.uart2_rts */
26 OMAP4_IOPAD(0x11c, PIN_INPUT_PULLUP | MUX_MODE0) /* uart2_rx.uart2_rx */
27 OMAP4_IOPAD(0x11e, PIN_OUTPUT | MUX_MODE0) /* uart2_tx.uart2_tx */
28 >;
29 };
30
31 wl12xx_ctrl_pins: wl12xx-ctrl-pins {
32 pinctrl-single,pins = <
33 OMAP4_IOPAD(0x062, PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_a17.gpio_41 (WLAN_IRQ) */
34 OMAP4_IOPAD(0x064, PIN_OUTPUT | MUX_MODE3) /* gpmc_a18.gpio_42 (BT_EN) */
35 OMAP4_IOPAD(0x066, PIN_OUTPUT | MUX_MODE3) /* gpmc_a19.gpio_43 (WLAN_EN) */
36 >;
37 };
38
39 mmc4_pins: mmc4-pins {
40 pinctrl-single,pins = <
41 OMAP4_IOPAD(0x154, PIN_INPUT_PULLUP | MUX_MODE1) /* mcspi4_clk.sdmmc4_clk */
42 OMAP4_IOPAD(0x156, PIN_INPUT_PULLUP | MUX_MODE1) /* mcspi4_simo.sdmmc4_cmd */
43 OMAP4_IOPAD(0x158, PIN_INPUT_PULLUP | MUX_MODE1) /* mcspi4_somi.sdmmc4_dat0 */
44 OMAP4_IOPAD(0x15e, PIN_INPUT_PULLUP | MUX_MODE1) /* uart4_tx.sdmmc4_dat1 */
45 OMAP4_IOPAD(0x15c, PIN_INPUT_PULLUP | MUX_MODE1) /* uart4_rx.sdmmc4_dat2 */
46 OMAP4_IOPAD(0x15a, PIN_INPUT_PULLUP | MUX_MODE1) /* mcspi4_cs0.sdmmc4_dat3 */
47 >;
48 };
49 };
50
51 &uart2 {
52 pinctrl-names = "default";
53 pinctrl-0 = <&uart2_pins>;
54 status = "okay";
55 };
56
57 &mmc4 {
58 pinctrl-names = "default";
59 pinctrl-0 = <&mmc4_pins>;
60 vmmc-supply = <&wl12xx_vmmc>;
61 non-removable;
62 bus-width = <4>;
63 cap-power-off-card;
64 status = "okay";
65
66 #address-cells = <1>;
67 #size-cells = <0>;
68 wlcore: wlcore@2 {
69 compatible = "ti,wl1271";
70 reg = <2>;
71 interrupt-parent = <&gpio2>;
72 interrupts = <9 IRQ_TYPE_LEVEL_HIGH>; /* gpio 41 */
73 ref-clock-frequency = <38400000>;
74 };
75 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.